Add bottom status bar with git build info and compile time

CMakeLists.txt

@@ -64,8 +64,22 @@ juce_add_plugin(ChromaFlock
 target_sources(ChromaFlock PRIVATE
     Source/PluginProcessor.cpp
     Source/PluginEditor.cpp
+    Source/BuildInfo.cpp
 )
 
+# Generate git build info at BUILD time so it reflects the current commit/tree.
+# Runs on every build; the rewritten header forces BuildInfo.cpp to recompile,
+# so getBuildInfoString()'s __DATE__/__TIME__ reflect the actual compile time.
+add_custom_target(ChromaFlockBuildInfo ALL
+    COMMAND ${CMAKE_COMMAND}
+        -DROOT_DIR="${CMAKE_CURRENT_SOURCE_DIR}"
+        -DOUT_DIR="${CMAKE_CURRENT_BINARY_DIR}/Generated"
+        -P "${CMAKE_CURRENT_SOURCE_DIR}/cmake/GenerateBuildInfo.cmake"
+    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+    COMMENT "Generating BuildInfo.h (git build info)"
+)
+add_dependencies(ChromaFlock ChromaFlockBuildInfo)
+
 target_compile_definitions(ChromaFlock PUBLIC
     JUCE_VST3_CAN_REPLACE_VST2=0
     JUCE_WEB_BROWSER=0

Source/BuildInfo.cpp

@@ -0,0 +1,32 @@
+#include "BuildInfo.h"
+#include <cstdio>
+#include <cstring>
+
+std::string getBuildInfoString() {
+    // Actual compilation time from compiler built-ins.
+    // __DATE__ -> "Mmm dd yyyy", __TIME__ -> "HH:MM:SS"
+    const char* date = __DATE__;
+    const char* time = __TIME__;
+
+    static const char* months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
+                                   "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
+    char mon[4] = {0};
+    int day = 0, year = 0, hh = 0, mm = 0, ss = 0;
+    std::sscanf(date, "%3s %d %d", mon, &day, &year);
+    std::sscanf(time, "%d:%d:%d", &hh, &mm, &ss);
+
+    int mi = 1;
+    for (int i = 0; i < 12; ++i)
+        if (std::strcmp(mon, months[i]) == 0) { mi = i + 1; break; }
+
+    char buf[64];
+    std::snprintf(buf, sizeof(buf), "%04d-%02d-%02d__%02d-%02d-%02d",
+                  year, mi, day, hh, mm, ss);
+
+    std::string s = std::string("build ") + CHROMAFLOCK_GIT_HASH
+                    + " (" + CHROMAFLOCK_GIT_BRANCH + ")";
+    if (CHROMAFLOCK_GIT_DIRTY)
+        s += " *";
+    s += "   built " + std::string(buf);
+    return s;
+}

Source/BuildInfo.h.in

@@ -0,0 +1,8 @@
+#pragma once
+// Generated at build time by cmake/GenerateBuildInfo.cmake. Do not edit manually.
+#define CHROMAFLOCK_GIT_HASH "@CHROMAFLOCK_GIT_HASH@"
+#define CHROMAFLOCK_GIT_BRANCH "@CHROMAFLOCK_GIT_BRANCH@"
+#define CHROMAFLOCK_GIT_DIRTY @CHROMAFLOCK_GIT_DIRTY@
+
+#include <string>
+std::string getBuildInfoString();

Source/PluginEditor.cpp

@@ -1,4 +1,5 @@
 #include "PluginEditor.h"
+#include "BuildInfo.h"
 #include <BinaryData.h>
 
 namespace
@@ -698,6 +699,12 @@ MainContentComponent::MainContentComponent(ChromaFlockProcessor& p)
     setupParam(reverbDampKnob, reverbDampAttach, "reverbDamping", "DAMP");
     setupParam(reverbMixKnob, reverbMixAttach, "reverbMix", "MIX");
 
+    // Bottom status bar: git build info + actual compilation time
+    addAndMakeVisible(statusBar);
+    statusBar.setColour(juce::Label::textColourId, juce::Colour(0xff888888));
+    statusBar.setFont(juce::Font(juce::FontOptions(11.0f)));
+    statusBar.setText(juce::String(getBuildInfoString()), juce::dontSendNotification);
+
     // Preset section: title button + dot-matrix LCD + prev/next
     presetButton.setColour(juce::TextButton::buttonColourId, juce::Colour(0xcc2a2a2a));
     presetButton.setColour(juce::TextButton::textColourOffId, juce::Colour(0xffccaa44));
@@ -1175,6 +1182,10 @@ void MainContentComponent::paint(juce::Graphics& g) {
 
     // Arpeggiator section (replaces the removed spectrum analyzer)
     drawSubSection(860, 754, 790, 128, "ARPEGGIATOR", 6);
+
+    // Status bar divider
+    g.setColour(juce::Colour(0xff333333));
+    g.drawHorizontalLine(1034, 10.0f, 1650.0f);
 }
 
 void MainContentComponent::resized() {
@@ -1416,6 +1427,9 @@ void MainContentComponent::resized() {
 
     // Piano roll
     pianoRoll.setBounds(10, 892, 1640, 136);
+
+    // Status bar (bottom strip)
+    statusBar.setBounds(10, 1036, 1640, 20);
 }
 
 // ===== PianoRollComponent =====

Source/PluginEditor.h

@@ -209,6 +209,8 @@ private:
 
     juce::ComboBox uiScaleBox;
 
+    juce::Label statusBar;
+
     using SliderAttachment = juce::AudioProcessorValueTreeState::SliderAttachment;
     using ComboBoxAttachment = juce::AudioProcessorValueTreeState::ComboBoxAttachment;
 
@@ -275,7 +277,7 @@ private:
     MainContentComponent content;
     float currentScale = 1.0f;
     static constexpr int baseWidth = 1660;
-    static constexpr int baseHeight = 1036;
+    static constexpr int baseHeight = 1058;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(ChromaFlockEditor)
 };

cmake/GenerateBuildInfo.cmake

@@ -0,0 +1,47 @@
+cmake_minimum_required(VERSION 3.22)
+
+set(ROOT_DIR "" CACHE STRING "ChromaFlock source root")
+set(OUT_DIR "" CACHE STRING "Output directory for generated header")
+
+execute_process(COMMAND git rev-parse --short HEAD
+    WORKING_DIRECTORY "${ROOT_DIR}"
+    OUTPUT_VARIABLE GIT_HASH
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    ERROR_QUIET)
+if(NOT GIT_HASH)
+    set(GIT_HASH "unknown")
+endif()
+
+execute_process(COMMAND git rev-parse --abbrev-ref HEAD
+    WORKING_DIRECTORY "${ROOT_DIR}"
+    OUTPUT_VARIABLE GIT_BRANCH
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    ERROR_QUIET)
+if(NOT GIT_BRANCH OR GIT_BRANCH STREQUAL "HEAD")
+    execute_process(COMMAND git describe --tags --always
+        WORKING_DIRECTORY "${ROOT_DIR}"
+        OUTPUT_VARIABLE GIT_BRANCH
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+        ERROR_QUIET)
+endif()
+if(NOT GIT_BRANCH)
+    set(GIT_BRANCH "unknown")
+endif()
+
+execute_process(COMMAND git status --porcelain
+    WORKING_DIRECTORY "${ROOT_DIR}"
+    OUTPUT_VARIABLE GIT_STATUS
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    ERROR_QUIET)
+if(GIT_STATUS STREQUAL "")
+    set(GIT_DIRTY 0)
+else()
+    set(GIT_DIRTY 1)
+endif()
+
+set(CHROMAFLOCK_GIT_HASH "${GIT_HASH}")
+set(CHROMAFLOCK_GIT_BRANCH "${GIT_BRANCH}")
+set(CHROMAFLOCK_GIT_DIRTY ${GIT_DIRTY})
+
+configure_file("${ROOT_DIR}/Source/BuildInfo.h.in"
+               "${OUT_DIR}/BuildInfo.h" @ONLY)